Prevalence and predictors of a correct definition of wheeze as a whistling sound in parents of 6–10-yr-old children#
| Interpretation of wheeze | Predictors of correct definition | |||||||
| Whistling | Other sounds | Age and sex adjusted | Fully adjusted¶ | |||||
| OR | 95% CI | p-value | OR | 95% CI | p-value | |||
| Subjects | 3437 (83.5) | 678 (16.5) | ||||||
| Sex | ||||||||
| Female | 1609 (84.1) | 305 (15.9) | 1 | 1 | ||||
| Male | 1828 (83.1) | 373 (16.9) | 0.93 | 0.79–1.10 | 0.381 | 0.88 | 0.74–1.05 | 0.163 |
| Age yrs | ||||||||
| <8 | 3015 (83.9) | 578 (16.1) | 1 | 1 | ||||
| >8 | 422 (80.8) | 100 (19.2) | 0.81 | 0.64–1.02 | 0.076 | 0.98 | 0.76–1.27 | 0.901 |
| Ethnicity | ||||||||
| White | 2755 (88.1) | 371 (11.9) | 1 | 1 | ||||
| South Asian | 682 (69.0) | 307 (31.0) | 0.30 | 0.25–0.36 | <0.001 | 0.56 | 0.42–0.75 | <0.001 |
| Language | ||||||||
| English | 2881 (87.6) | 409 (12.4) | 1 | 1 | ||||
| Other | 541 (67.2) | 264 (32.8) | 0.29 | 0.24–0.35 | <0.001 | 0.64 | 0.48–0.85 | 0.002 |
| Person completing questionnaire | ||||||||
| Mother | 2938 (85.8) | 485 (14.2) | 1 | 1 | ||||
| Other | 368 (69.6) | 161 (30.4) | 0.38 | 0.31–0.47 | <0.001 | 0.71 | 0.56–0.90 | 0.004 |
| Townsend index of deprivation | ||||||||
| Least-deprived third | 1365 (89.3) | 164 (10.7) | 1 | 1 | ||||
| Middle third | 1141 (85.0) | 201 (15.0) | 0.68 | 0.55–0.85 | 0.82 | 0.65–1.03 | ||
| Most-deprived third | 736 (74.0) | 258 (26.0) | 0.34 | 0.28–0.43 | <0.001 | 0.60 | 0.47–0.77 | <0.001 |
| Mother's education yrs | ||||||||
| <16 | 1407 (83.0) | 289 (17.0) | 1 | 1 | ||||
| >16 | 1705 (87.1) | 252 (12.9) | 1.39 | 1.15–1.67 | <0.001 | 1.47 | 1.21–1.79 | <0.001 |
| Father had asthma/wheeze | ||||||||
| No asthma | 2406 (83.2) | 487 (16.8) | 1 | 1 | ||||
| Asthma | 592 (89.3) | 71 (10.7) | 1.68 | 1.29–2.19 | <0.001 | 1.33 | 1.01–1.75 | 0.043 |
| Mother had asthma/wheeze | ||||||||
| No asthma | 2454 (83.0) | 502 (17.0) | 1 | 1 | ||||
| Asthma | 610 (90.8) | 62 (9.2) | 2.02 | 1.53–2.67 | <0.001 | 1.54 | 1.15–2.05 | 0.004 |
| Wheezing attacks in the last 12 months | ||||||||
| 0 | 2909 (82.5) | 618 (17.5) | 1 | 1 | ||||
| 1–5 | 382 (88.4) | 50 (11.6) | 1.62 | 1.19–2.21 | 1.64 | 1.19–2.27 | ||
| >5 | 146 (93.6) | 10(6.4) | 3.10 | 1.62–5.92 | <0.001 | 3.04 | 1.56–5.93 | <0.001 |
Data are presented as n (%), unless otherwise stated. OR: odds ratio of a correct answer; 95% CI: 95% confidence interval. #: n = 4,115; ¶: data fully adjusted for all variables in the list, plus family size.